Toilet Repair and Installation
The silent flapper that sets next year's sewer charge.
About this serviceCentral Texas
Most households here pay for sewer on a figure calculated from how much water they used in the middle of winter. It is a fair way to bill, since it leaves irrigation out of it, and it has one sharp consequence: a leak running through those particular weeks is charged to you every month afterwards.
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Nobody meters what goes down the drain. Utilities bill sewer from water use instead, and if they used your summer water use to do it you would be paying sewer charges on every gallon that went on the lawn. So they take a few winter months, when almost nothing is being watered, average them, and apply that figure for the next twelve.
The window is typically three consecutive billing cycles somewhere between December and March, and the calculated average usually takes effect in the spring. Suppliers differ in the details: some use the lowest month rather than the mean, some cap the result, most publish the window on the bill or the website.
The consequence is worth stating plainly. Every other month of the year, a leak costs you the water. In the averaging window, it costs you the water and then it costs you a higher sewer charge on every bill for the following year. The same leak, at the same rate, is worth several times as much in January as in June.
Late autumn is the cheap time to find things. The list is short and most of it takes an hour.
Dye test every toilet. Colour in the tank, wait twenty minutes without flushing, look in the bowl. A flapper passing water silently is the most common cause of an inflated average, and it is a few dollars to fix.
Read the meter with everything off. Late at night, with no appliance running, note the reading and check it in the morning. Any movement is a leak.
Shut the irrigation down properly. Not just the controller. A stuck zone valve does not care what the controller thinks, and irrigation running during the averaging window is the one category of use that the whole system is designed to keep out of your sewer charge.
Look at the water softener. A unit stuck in regeneration, or one set to a timer that regenerates far more often than the household needs, sends a surprising volume to drain unnoticed.
Check the water heater's relief discharge and any pan drain. A relief valve weeping into a drain is invisible by design, and it runs at exactly the times nobody is watching.
One more, specific to this part of Texas: if the house has a whole house humidifier or a reverse osmosis unit under the sink, both send water to drain continuously as a normal part of operating. Neither is a fault, and both belong in your understanding of what your baseline actually is before you conclude the number looks wrong.
First, establish that the number is actually wrong rather than just unwelcome. Pull twelve months of readings. A winter average markedly above your own summer baseline is a strong signal, because summer use should be higher, not lower.
Then find and fix whatever caused it, and keep the invoice. Most utilities will look at a recalculation where a leak is documented and repaired, and the documentation is what the decision rests on: a dated repair invoice that names the fault, plus meter readings showing use returning to normal afterwards.
Ask specifically what the supplier's process is called, because it varies. Some offer a leak adjustment on the water portion, some will recalculate the winter average, some will reset it at the next window and no sooner. Knowing which one you are dealing with changes whether it is worth pressing.
If the answer is that it will not be changed until the next window, that is disappointing but it is not the end of it. It makes the following winter's preparation genuinely worth money rather than worth a few gallons.
Put the window in your calendar either way. Not the month it starts, but the month before it, because the useful work all happens in advance. Households that treat November as a fixed maintenance date stop having this conversation entirely, and the check costs the same whether it finds something or not.
Two situations distort an average through no fault of the plumbing. A household with guests for a month, or one that took delivery of a new appliance and filled a hot tub in January, produces a high figure that is real use and will not be adjusted. And a household that was away for most of the window produces an artificially low one, which is pleasant until the year it is recalculated back to normal.
A freeze creates the worst version. A line splits, water runs while the house is cold and nobody notices for a day, and the event lands squarely inside the averaging window. That is the case most worth documenting thoroughly at the time: photographs of the failure, the repair invoice, and the date the water was shut off.
Vacant rental property between tenants is the quiet one. A running toilet in an empty unit through January sets the sewer charge for a house nobody was living in, and the owner discovers it in June, at which point the tenant paying the bill is not the one who caused it.
We run a pre-winter check in November and December because that is when it is worth the most: toilets dye tested, meter watched, irrigation isolated, softener settings looked at, and a written note of anything found. It is a short visit and its value is measured against the next twelve bills rather than against the callout.
Harker Heights, Killeen, Nolanville and Belton are our normal Bell County run, and if something we find turns out to need a claim or a recalculation, the invoice will say plainly what the fault was and when it was repaired.
FAQ
Your sewer charge is calculated from your water use during a few winter billing cycles, then applied for the following year. It exists so you are not charged sewer on irrigation, which never reaches the sewer.
Usually three billing cycles between December and March, with the new figure taking effect in spring. The exact months and method vary by supplier, so check yours, because the dates are what decide when a leak is expensive.
Often, with documentation. A dated repair invoice naming the fault plus readings showing use returning to normal is what a utility can act on. Ask what their process is called, since some adjust the water charge, some recalculate the average.
Enough to notice on every bill for a year. A silently passing flapper can run continuously, and because it is inside the averaging window it is charged twice: once as water, then again through a raised sewer figure.
Yes, and that is the trap. The average is meant to exclude outdoor use, but it cannot tell what the water was for. Anything running in that window raises the figure, including a stuck valve or a leaking head.
Not immediately, and enjoy it. Just be aware that a figure set on an empty house will move up sharply when the next window reflects normal occupancy.
Almost always a running fixture in an empty unit. Nobody was there to hear it. It is the strongest argument for checking a vacant property in November rather than in spring.
Dye test the toilets and watch the meter overnight. Those two find most of what would otherwise be baked into next year's bill, and neither needs a plumber unless they find something.
Yes. Our invoice will state the fault found, the repair made and the date, in plain terms rather than trade shorthand, which is what a billing department needs to see.
Yes. A timer-based unit regenerating far more often than the household needs, or one stuck mid cycle, sends water to drain quietly and continuously. It is a common contributor and an easy setting to correct.
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An hour in November is measured against the next twelve bills.
Book a pre-winter check